90174416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1361}}^1$

素因数の和:1511

約数の個数: 40

約数和(自身を含む): 180879048

約数和(自身を除く): 90704632

約数列:

[1, 2, 4, 8, 16, 41, 82, 101, 164, 202, 328, 404, 656, 808, 1361, 1616, 2722, 4141, 5444, 8282, 10888, 16564, 21776, 33128, 55801, 66256, 111602, 137461, 223204, 274922, 446408, 549844, 892816, 1099688, 2199376, 5635901, 11271802, 22543604, 45087208, 90174416]

約数ペア:

[(1, 90174416), (2, 45087208), (4, 22543604), (8, 11271802), (16, 5635901), (41, 2199376), (82, 1099688), (101, 892816), (164, 549844), (202, 446408), (328, 274922), (404, 223204), (656, 137461), (808, 111602), (1361, 66256), (1616, 55801), (2722, 33128), (4141, 21776), (5444, 16564), (8282, 10888)]